Remove CSSCanvas values.

sky/engine/core/dom/Document.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
@@ skipping 393 matching lines @@
 
     KURL openSearchDescriptionURL();
 
     Document& topDocument() const;
     WeakPtr<Document> contextDocument();
 
     HTMLScriptElement* currentScript() const { return !m_currentScriptStack.isEmpty() ? m_currentScriptStack.last().get() : 0; }
     void pushCurrentScript(PassRefPtr<HTMLScriptElement>);
     void popCurrentScript();
 
-    // Extension for manipulating canvas drawing contexts for use in CSS
-    void getCSSCanvasContext(const String& type, const String& name, int width, int height, RefPtr<CanvasRenderingContext2D>&, RefPtr<WebGLRenderingContext>&);
-    HTMLCanvasElement& getCSSCanvasElement(const String& name);
-
     void finishedParsing();
 
     const WTF::TextEncoding& encoding() const { return WTF::UTF8Encoding(); }
 
     virtual void removeAllEventListeners() override final;
 
     bool allowExecutingScripts(Node*);
 
     enum LoadEventProgress {
         LoadEventNotRun,
@@ skipping 240 matching lines @@
     OwnPtr<DocumentMarkerController> m_markers;
 
     LoadEventProgress m_loadEventProgress;
 
     double m_startTime;
 
     Vector<RefPtr<HTMLScriptElement> > m_currentScriptStack;
 
     AtomicString m_contentLanguage;
 
-    HashMap<String, RefPtr<HTMLCanvasElement> > m_cssCanvasElements;
-
     OwnPtr<SelectorQueryCache> m_selectorQueryCache;
 
     RenderView* m_renderView;
 
 #if !ENABLE(OILPAN)
     WeakPtrFactory<Document> m_weakFactory;
 #endif
     WeakPtr<Document> m_contextDocument;
 
     int m_loadEventDelayCount;
@@ skipping 63 matching lines @@
 Node* eventTargetNodeForDocument(Document*);
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showLiveDocumentInstances();
 #endif
 
 #endif  // SKY_ENGINE_CORE_DOM_DOCUMENT_H_